APA aipamena

(1996). Agriculture fact book 1996. Washington, DC: Office of Communications, U.S. Dept. of Agriculture.

Chicago Style aipamena

Agriculture Fact Book 1996. Washington, DC: Office of Communications, U.S. Dept. of Agriculture, 1996.

MLA aipamena

Agriculture Fact Book 1996. Washington, DC: Office of Communications, U.S. Dept. of Agriculture, 1996.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.